Ronald L. Horst is the winner of the Kenneth A. Spencer Award for Outstanding Achievement in Agricultural & Food Chemistry. The award is sponsored and administered by the ACS Kansas City Section and is endowed by the Kenneth A. & Helen F. Spencer Foundation.
Horst worked for many years at the USDA National Animal Disease Center in Ames, Iowa, as a research leader and interim director. He now heads two companies: Heartland Assays, which provides analytical services related to vitamin D and calcium, and GlycoMyr, which is developing vitamin D-related products to treat and prevent human and animal diseases.
He has made significant contributions to understanding the causes and prevention of major diseases in dairy cattle.